{"id":11224,"date":"2021-11-16T09:31:14","date_gmt":"2021-11-16T09:31:14","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=11224"},"modified":"2021-11-16T09:31:14","modified_gmt":"2021-11-16T09:31:14","slug":"ceramic-filter-for-aluminum-foil","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/fr\/ceramic-filter-for-aluminum-foil\/","title":{"rendered":"Filtre en c\u00e9ramique pour papier d'aluminium"},"content":{"rendered":"<p>Dans la production de coul\u00e9e et de laminage de feuilles d'aluminium, la plupart des fabricants ont recours \u00e0 des m\u00e9thodes de filtration du m\u00e9tal en fusion \u00e0 l'aide de filtres en mousse c\u00e9ramique. Ces filtres se caract\u00e9risent par leur facilit\u00e9 d'utilisation, leur faible perte de charge initiale, leur meilleure efficacit\u00e9 de filtration et leur prix relativement abordable, ce qui explique leur large utilisation.<\/p>\n<p>L'usine de feuilles d'aluminium utilise ce filtre en mousse c\u00e9ramique pour la filtration du m\u00e9tal en fusion, ce qui lui permet de produire des feuilles d'aluminium de 0,007 mm d'\u00e9paisseur pr\u00e9sentant un taux moyen de trous de 21,5\/m\u00b2 ou moins, ainsi que des feuilles d'aluminium de 0,00623 mm d'\u00e9paisseur pr\u00e9sentant un taux moyen de trous inf\u00e9rieur \u00e0 28\/m\u00b2. Le taux de piq\u00fbres de la feuille d'aluminium de 0,007 mm produite \u00e0 partir d'aluminium liquide \u00e9lectrolytique ne d\u00e9passe pas 30\/m\u00b2.<\/p>\n<p>Dans la pratique de la fabrication de papier d'aluminium, vous pouvez choisir <a href=\"http:\/\/www.alalloycasting.com\/fr\/ceramic-foam-filter-materials\/\">mat\u00e9riaux filtrants<\/a> en utilisant des tailles de pores diff\u00e9rentes et en modifiant la m\u00e9thode d'installation du filtre en mousse c\u00e9ramique, ce qui permet de modifier son efficacit\u00e9 de filtration. Choisissez des mat\u00e9riaux filtrants de diff\u00e9rentes \u00e9paisseurs pour modifier leur capacit\u00e9 \u00e0 retenir les inclusions. En utilisant des mat\u00e9riaux filtrants pr\u00e9sentant des diam\u00e8tres de pores vari\u00e9s, dans une combinaison judicieuse allant des grands pores aux petits pores, c'est-\u00e0-dire en modifiant simultan\u00e9ment les param\u00e8tres de filtration et en augmentant l'\u00e9paisseur du filtre ainsi que le nombre d'\u00e9tages de filtration, on renforce la capacit\u00e9 \u00e0 retenir les inclusions. Augmenter la section transversale de l'\u00e9coulement, r\u00e9duire le d\u00e9bit de la masse fondue et augmenter la probabilit\u00e9 de capturer les inclusions, ce qui permet d'am\u00e9liorer l'efficacit\u00e9 de la filtration et d'atteindre l'objectif requis.<\/p>\n<p>Le processus de fabrication de la feuille d'aluminium est complexe et r\u00e9pond \u00e0 des exigences techniques \u00e9lev\u00e9es. Il n\u00e9cessite plusieurs \u00e9tapes de transformation et de traitement thermique, telles que la fusion, le laminage \u00e0 chaud (coul\u00e9e), le laminage \u00e0 froid jusqu'au laminage de la feuille finie, etc. Il s'agit de l'un des produits dont le processus de fabrication est le plus long et dont la technologie de transformation est la plus complexe parmi les mat\u00e9riaux transform\u00e9s \u00e0 base d'aluminium. 1.<\/p>\n<p>Les billettes de feuille d'aluminium lamin\u00e9es \u00e0 chaud sont principalement destin\u00e9es \u00e0 l'exportation. La capacit\u00e9 mondiale de production de brames lamin\u00e9es \u00e0 chaud \u00e0 partir de lingots repr\u00e9sente plus de 80% de la capacit\u00e9 totale de production de brames, tandis que la capacit\u00e9 de production de billettes de brames issues de la coul\u00e9e continue et du laminage repr\u00e9sente 20% de cette capacit\u00e9 totale.<\/p>\n<p>La technologie de fabrication de la feuille d'aluminium est tr\u00e8s exigeante. Des proc\u00e9d\u00e9s tels que la filtration de la masse fondue, le d\u00e9gazage et l'affinage du grain d\u00e9terminent la qualit\u00e9 interne de la feuille brute.<\/p>","protected":false},"excerpt":{"rendered":"<p>In aluminum foil casting and rolling production, most manufacturers use ceramic foam filter molten metal filtration methods. The characteristics of the foam ceramic filter are&hellip;<\/p>","protected":false},"author":1,"featured_media":11235,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-11224","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ceramic Filter for Aluminum Foil -sales@alalloycasting.com<\/title>\n<meta name=\"description\" content=\"In aluminum foil casting and rolling production, most manufacturers use ceramic foam filter molten metal filtration methods.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.alalloycasting.com\/fr\/ceramic-filter-for-aluminum-foil\/\" 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